./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73a01bf72501a4d4fd9191e765f3d0f74ec404c518d5b8b0854b5c8a20d6daee --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:53,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:53,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:53,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:53,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:53,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:53,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:53,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:53,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:53,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:53,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:53,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:53,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:53,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:53,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:53,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:53,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:53,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:53,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:53,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:53,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:53,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:53,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:53,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:53,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:53,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:53,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:53,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:53,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:53,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:53,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:53,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:53,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:53,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:53,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:53,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:53,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:53,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:53,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:53,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:53,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:53,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:53,891 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:53,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:53,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:53,892 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:53,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:53,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:53,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:53,894 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:53,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:53,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:53,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:53,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:53,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:53,896 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:53,896 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:53,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:53,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:53,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:53,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:53,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:53,897 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:53,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:53,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:53,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73a01bf72501a4d4fd9191e765f3d0f74ec404c518d5b8b0854b5c8a20d6daee [2021-11-23 15:54:54,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:54,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:54,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:54,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:54,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:54,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2021-11-23 15:54:54,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/27e1561f0/ac3284835eff4d3d8afd9005df5ec8d1/FLAGa78aa4243 [2021-11-23 15:54:55,037 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:55,038 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2021-11-23 15:54:55,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/27e1561f0/ac3284835eff4d3d8afd9005df5ec8d1/FLAGa78aa4243 [2021-11-23 15:54:55,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/27e1561f0/ac3284835eff4d3d8afd9005df5ec8d1 [2021-11-23 15:54:55,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:55,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:55,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:55,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:55,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:55,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:55" (1/1) ... [2021-11-23 15:54:55,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296b3117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:55, skipping insertion in model container [2021-11-23 15:54:55,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:55" (1/1) ... [2021-11-23 15:54:55,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:55,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:55,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c[1561,1574] [2021-11-23 15:54:57,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:57,130 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:57,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c[1561,1574] [2021-11-23 15:54:57,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:57,941 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:57,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57 WrapperNode [2021-11-23 15:54:57,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:57,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:57,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:57,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:57,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,420 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:54:58,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:58,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:58,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:58,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:58,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:58,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:58,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:58,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:58,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:58,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:58,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:58,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:58,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:58,988 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:58,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:03,648 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:03,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:03,775 INFO L158 Benchmark]: Toolchain (without parser) took 8172.63ms. Allocated memory was 109.1MB in the beginning and 438.3MB in the end (delta: 329.3MB). Free memory was 79.6MB in the beginning and 322.7MB in the end (delta: -243.1MB). Peak memory consumption was 250.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:03,776 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:03,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2339.34ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 79.3MB in the beginning and 76.0MB in the end (delta: 3.3MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:03,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 477.00ms. Allocated memory was 148.9MB in the beginning and 228.6MB in the end (delta: 79.7MB). Free memory was 76.0MB in the beginning and 130.5MB in the end (delta: -54.6MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:03,780 INFO L158 Benchmark]: Boogie Preprocessor took 336.59ms. Allocated memory is still 228.6MB. Free memory was 130.5MB in the beginning and 93.7MB in the end (delta: 36.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:03,781 INFO L158 Benchmark]: RCFGBuilder took 5012.81ms. Allocated memory was 228.6MB in the beginning and 438.3MB in the end (delta: 209.7MB). Free memory was 93.7MB in the beginning and 322.7MB in the end (delta: -228.9MB). Peak memory consumption was 146.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:03,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2339.34ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 79.3MB in the beginning and 76.0MB in the end (delta: 3.3MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 477.00ms. Allocated memory was 148.9MB in the beginning and 228.6MB in the end (delta: 79.7MB). Free memory was 76.0MB in the beginning and 130.5MB in the end (delta: -54.6MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 336.59ms. Allocated memory is still 228.6MB. Free memory was 130.5MB in the beginning and 93.7MB in the end (delta: 36.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 5012.81ms. Allocated memory was 228.6MB in the beginning and 438.3MB in the end (delta: 209.7MB). Free memory was 93.7MB in the beginning and 322.7MB in the end (delta: -228.9MB). Peak memory consumption was 146.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:03,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73a01bf72501a4d4fd9191e765f3d0f74ec404c518d5b8b0854b5c8a20d6daee --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:06,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:06,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:06,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:06,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:06,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:06,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:06,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:06,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:06,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:06,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:06,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:06,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:06,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:06,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:06,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:06,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:06,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:06,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:06,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:06,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:06,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:06,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:06,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:06,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:06,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:06,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:06,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:06,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:06,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:06,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:06,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:06,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:06,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:06,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:06,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:06,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:06,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:06,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:06,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:06,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:06,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:06,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:06,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:06,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:06,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:06,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:06,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:06,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:06,402 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:06,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:06,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:06,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:06,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:06,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:06,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:06,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:06,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:06,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:06,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:06,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:06,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:06,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:06,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:06,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:06,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:06,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:06,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:06,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:06,406 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:06,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:06,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:06,407 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:06,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:06,407 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73a01bf72501a4d4fd9191e765f3d0f74ec404c518d5b8b0854b5c8a20d6daee [2021-11-23 15:55:06,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:06,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:06,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:06,823 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:06,824 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:06,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2021-11-23 15:55:06,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/34904ce2f/c2c465b673d94d04b017cf98264c9d18/FLAG657b6e05b [2021-11-23 15:55:07,836 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:07,837 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c [2021-11-23 15:55:07,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/34904ce2f/c2c465b673d94d04b017cf98264c9d18/FLAG657b6e05b [2021-11-23 15:55:08,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/data/34904ce2f/c2c465b673d94d04b017cf98264c9d18 [2021-11-23 15:55:08,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:08,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:08,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:08,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:08,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:08,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:08" (1/1) ... [2021-11-23 15:55:08,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c261b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:08, skipping insertion in model container [2021-11-23 15:55:08,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:08" (1/1) ... [2021-11-23 15:55:08,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:08,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:08,794 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c[1561,1574] [2021-11-23 15:55:10,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:10,213 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:10,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/sv-benchmarks/c/eca-rers2012/Problem12_label40.c[1561,1574] [2021-11-23 15:55:10,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:11,016 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:11,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11 WrapperNode [2021-11-23 15:55:11,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:11,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:11,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:11,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:11,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,321 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:55:11,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:11,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:11,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:11,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:11,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:11,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:11,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:11,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:11,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:11" (1/1) ... [2021-11-23 15:55:11,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:11,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:11,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:11,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:11,990 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:11,992 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:41,864 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:41,918 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:41,922 INFO L158 Benchmark]: Toolchain (without parser) took 33598.61ms. Allocated memory was 79.7MB in the beginning and 348.1MB in the end (delta: 268.4MB). Free memory was 51.5MB in the beginning and 165.7MB in the end (delta: -114.2MB). Peak memory consumption was 160.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:41,923 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:41,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2691.62ms. Allocated memory was 79.7MB in the beginning and 134.2MB in the end (delta: 54.5MB). Free memory was 51.3MB in the beginning and 68.6MB in the end (delta: -17.3MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:41,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 303.21ms. Allocated memory is still 134.2MB. Free memory was 68.0MB in the beginning and 64.0MB in the end (delta: 4.0MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:41,926 INFO L158 Benchmark]: Boogie Preprocessor took 398.69ms. Allocated memory is still 134.2MB. Free memory was 63.4MB in the beginning and 55.0MB in the end (delta: 8.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:41,927 INFO L158 Benchmark]: RCFGBuilder took 30197.23ms. Allocated memory was 134.2MB in the beginning and 348.1MB in the end (delta: 213.9MB). Free memory was 55.0MB in the beginning and 165.7MB in the end (delta: -110.7MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:41,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2691.62ms. Allocated memory was 79.7MB in the beginning and 134.2MB in the end (delta: 54.5MB). Free memory was 51.3MB in the beginning and 68.6MB in the end (delta: -17.3MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 303.21ms. Allocated memory is still 134.2MB. Free memory was 68.0MB in the beginning and 64.0MB in the end (delta: 4.0MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 398.69ms. Allocated memory is still 134.2MB. Free memory was 63.4MB in the beginning and 55.0MB in the end (delta: 8.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * RCFGBuilder took 30197.23ms. Allocated memory was 134.2MB in the beginning and 348.1MB in the end (delta: 213.9MB). Free memory was 55.0MB in the beginning and 165.7MB in the end (delta: -110.7MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:41,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec2f4e43-c33b-4780-89f2-fcfdb1558006/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable